def test_to_list(self):
ida = ImDynamicArray()
self.assertEqual(ida.to_list(), [])
ida.add(1)
self.assertEqual(ida.to_list(), [1])
ida.add(2)
self.assertEqual(ida.to_list(), [1, 2])
def test_size(self):
ida = ImDynamicArray()
self.assertEqual(ida.size(), 0)
ida.append(1)
self.assertEqual(ida.size(), 1)
ida.append(2)
self.assertEqual(ida.size(), 2)
def test_filter(self):
x = [1, 2, 4, 8, 3, 7, 9]
ida = ImDynamicArray()
ida.from_list(x)
ida.filter("is_even")
# self.assertEqual(da.to_list(), [1, 3, 7,9])
print(ida.to_list())
def test_iter(self):
x = [1, 2, 3]
ida = ImDynamicArray()
ida.from_list(x)
tmp = []
for e in ida.to_list():
tmp.append(e)
self.assertEqual(x, tmp)
self.assertEqual(ida.to_list(), tmp)
i = iter(ImDynamicArray())
self.assertRaises(StopIteration, lambda: next(i))
def test_find(self):
x = [1, 2, 4, 8]
ida = ImDynamicArray()
ida.from_list(x)
index, _ = ida.find("is_even")
self.assertEqual(index, [1, 2, 3])
def test_mconcat(self):
x = [1, 2, 3]
y = [4, 5, 6]
ida = ImDynamicArray()
B = ImDynamicArray()
ida.from_list(x)
B.from_list(y)
ida.mconcat(B)
self.assertEqual(ida.to_list(), [1, 2, 3, 4, 5, 6])
def test_remove(self):
x = [1, 2, 3]
ida = ImDynamicArray()
ida.from_list(x)
ida.remove(2)
self.assertEqual(ida.to_list(), [1, 3])
def test_reduce(self):
ida = ImDynamicArray()
self.assertEqual(ida.reduce(lambda st, e: st + e, 0), 0)
ida = ImDynamicArray()
ida.from_list([1, 2, 3])
self.assertEqual(ida.reduce(lambda st, e: st + e, 0), 6)
def test_map(self):
ida = ImDynamicArray()
ida.map(str)
self.assertEqual(ida.to_list(), [])
ida = ImDynamicArray()
ida.from_list([1, 2, 3])
ida.map(str)
self.assertEqual(ida.to_list(), ["1", "2", "3"])
def test_from_list(self):
test_data = [[], [1], [1, 2]]
for lst in test_data:
ida = ImDynamicArray()
ida.from_list(lst)
self.assertEqual(ida.to_list(), lst)
def test_get_item(self):
ida = ImDynamicArray()
ida.append(1)
self.assertEqual(ida.__getitem__(0), 1)